GONZÁLEZ, P. A PINEAPPLE FERTILIZER EXPERIMENT. The Journal of Agriculture of the University of Puerto Rico, [S. l.], v. 3, n. 1, p. 6–13, 1919. DOI: 10.46429/jaupr.v3i1.15153. Disponível em: https://revistas.upr.edu/index.php/jaupr/article/view/15153. Acesso em: 4 may. 2024.